How can a pure virtual function be private? Will the derived class be able to override it? Actually, it's possible for pure virtual functions to have any access modifier: private, protected, or public.

Microsoft VS.NET provides design-time support for form inheritance. A derived form can be added to your solution by right-clicking on your project in the Solution Explorer window and choosing "Add..." and then "Add Inherited Form…" from the context menu.

Since a class is a namespace, the scope for overloading a member function is confined to the class containing this function. Sometimes, it is necessary to overload the same function in its class as ...

You should pay attention when using default arguments in virtual functions. The default values in the overriding function have to be identical to the corresponding default values in the base class. ...